Studies of the fossil teeth of the three-tonne Diprotodon have revealed the now-extinct beast was Australia's only known seasonally migrating marsupial.

Hypothetical reconstruction of the largest extinct megapode, Progura gallinacea (right), with a modern Brush-turkey and a Grey Kangaroo.
Artwork by E. Shute, from photos by Tony Rudd, Kim Benson and Aaron CamensJune 14, 2017

A burst of wet weather could have helped to kill off mammoths and other large herbivores, by transforming much of the world's grasslands into bogs and forests and depriving megafauna of food.

What it could have looked like when humans and megafauna lived together: a giant macropod Procoptodon goliah in the foreground, while Thylacinus cynocephalus hunts for prey nearby. A herd of Zygomaturus can be see on the lake edge of the ancient Willandra system.
Illustration by Laurie Beirne January 11, 2017

Extinct giant kangaroos may have been built more for walking, rather than hopping like today’s kangaroos, especially when moving slowly. These sthenurine kangaroos existed until around 30,000 years ago…

Declining numbers of zebra, antelope and other big grazers cause rodent populations to rapidly increase, a new study has shown. Published in the Proceedings of the National Academy of Sciences, Hillary…